8 FAULT DIAGNOSIS
8022965-17I6/2020-03-19|SICK
ORIGINAL OPERATING INSTRUCTIONS| VMS4200/5200 (Multicontroller)
Subject to change without notice
8.2 Checks on the SIM2000
8.2.1 Checking the triggering
If the photoelectric sensor has been correctly connected via the X4 INPUT A terminal
block, LED 1 should light up if both the measuring range and the path to the reflector
are clear.
Fig. 88: Checking triggering on the SIM2000
Fault indication
The LED on the trigger connection does not light up.
Fault cause Possible solution to the problem
Beam path is permanently
interrupted by an object
Eliminate the permanent interruption by the
object.
Photoelectric sensor is not aligned
with the reflector
Readjust the photoelectric sensor and align
it with the reflector.
Signal ground not activated
Set the S1 signal ground switch to GND.
Wire is not correctly attached
in the terminal block.
Check that the wires are attached correctly.
Photoelectric sensor is defective
Replace the device.
Tab. 25: Checking triggering on the SIM2000
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